def test_add_data_block(self):
model = param_example.create_model()
sens = SensitivityInterface(model, clone_model=False)
block = sens._add_data_block()
self.assertIs(sens.block.parent_block(), sens.model_instance)
self.assertIs(sens.block.ctype, Block)
self.assertEqual(sens.block.local_name, sens.get_default_block_name())
with self.assertRaises(RuntimeError) as ex:
sens._add_data_block()
# We just tried adding the same block twice.
self.assertIn("Cannot add component", str(ex.exception))
# Try re-adding the same block, but this time we are prepared
# for it to already exist.
new_block = sens._add_data_block(existing_block=block)
self.assertIsNot(block, new_block)
new_block._has_replaced_expressions = True
with self.assertRaises(RuntimeError) as ex:
sens._add_data_block(existing_block=new_block)
# Cannot remove and re-add sensitivity block if expressions
# were replaced.
self.assertIn("Re-using sensitivity interface", str(ex.exception))
def test_get_names(self):
block_name = SensitivityInterface.get_default_block_name()
self.assertEqual(block_name, "_SENSITIVITY_TOOLBOX_DATA")
var_name = 'var'
sens_var_name = SensitivityInterface.get_default_var_name(var_name)
self.assertEqual(sens_var_name, var_name)
param_name = 'param'
sens_param_name = SensitivityInterface.get_default_param_name(
param_name)
self.assertEqual(sens_param_name, param_name)